Envelope opener



FIG. 1 is a top, front, right side perspective view of an envelope opener showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a sectional view taken along line 5--5 of FIG. 1. 

The ornamental design for an envelope opener, as shown. 